1,1-Diphenyl-2-picrylhydrazyl (free radical)
Agent Name
1,1-Diphenyl-2-picrylhydrazyl (free radical)
CAS Number
1898-66-4
Formula
C18-H12-N5-O6
Major Category
Nitrogen Compounds
Synonyms
2,2-Diphenyl-1-(2,4,6-trinitrophenyl)hydrazyl; 2,2-Diphenyl-1-picrylhydrazyl; Diphenylpicrylhydrazyl free radical; DPPH; N,N-Diphenyl-N'-picrylhydrazyl; Hydrazinyl, 2,2-diphenyl-1-(2,4,6-trinitrophenyl)-; Hydrazyl, 2,2-diphenyl-1-(2,4,6-trinitrophenyl)-; Hydrazyl, 2,2-diphenyl-1-picryl- (8CI); [ChemIDplus] 2,2-Diphenyl-1-(2,4,6-trinitrophenyl)hydrazinyl; [Merck Index] 1,1-Diphenyl-2-picrylhydrazyl radical; [Sigma-Aldrich MSDS]
Category
Other Aromatics (Nitrogen)
Description
Dark violet solid; [Merck Index] Powder; [Sigma-Aldrich MSDS]
Sources/Uses
Used as an analytical reagent for reducing materials; [Merck Index]
Comments
Intravenous LD50 (mouse) = 1.8 mg/kg; [RTECS] May cause irritation; May cause skin and respiratory sensitization; [Sigma-Aldrich MSDS] Search for (1898-66-4[EC/RN Number]) AND (dermatitis OR allergic OR sensitizer OR sensitization): no reports of sensitization; [PubMed]
Biomedical References
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.